/* CSS Document */

* {
	box-sizing: border-box;
	font-family: "microsoft yahei";
}
body {
	margin: 0;
	padding: 0;
}
.vbox {
	margin: 0 auto;
	width: 500px;
	height: 300px;
	border: 1px solid #ccc;
	background-color: #e5e5e5;
}
